74961540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{397}}^1\times {\mathrm{1049}}^1$

素因数の和:1461

約数の個数: 72

約数和(自身を含む): 228173400

約数和(自身を除く): 153211860

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 397, 794, 1049, 1191, 1588, 1985, 2098, 2382, 3147, 3573, 3970, 4196, 4764, 5245, 5955, 6294, 7146, 7940, 9441, 10490, 11910, 12588, 14292, 15735, 17865, 18882, 20980, 23820, 31470, 35730, 37764, 47205, 62940, 71460, 94410, 188820, 416453, 832906, 1249359, 1665812, 2082265, 2498718, 3748077, 4164530, 4997436, 6246795, 7496154, 8329060, 12493590, 14992308, 18740385, 24987180, 37480770, 74961540]

約数ペア:

[(1, 74961540), (2, 37480770), (3, 24987180), (4, 18740385), (5, 14992308), (6, 12493590), (9, 8329060), (10, 7496154), (12, 6246795), (15, 4997436), (18, 4164530), (20, 3748077), (30, 2498718), (36, 2082265), (45, 1665812), (60, 1249359), (90, 832906), (180, 416453), (397, 188820), (794, 94410), (1049, 71460), (1191, 62940), (1588, 47205), (1985, 37764), (2098, 35730), (2382, 31470), (3147, 23820), (3573, 20980), (3970, 18882), (4196, 17865), (4764, 15735), (5245, 14292), (5955, 12588), (6294, 11910), (7146, 10490), (7940, 9441)]